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Dairy Cattle And Reproduction

Subjects : industries, dairy
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Hold the penis in the bulls body when not in use. releases penis before ejaculation or urination.






2. Animal which has been castrated after puberty






3. 1. brain function - 2. blood flow - 3. willing female






4. (from Jersey Islands in Great Britain) Smallest cow - least milk - highest butterfat %






5. FEED






6. (LH) causes female's egg to break (her period)






7. 114 days






8. Castration tool which clamps down on the vans deferens. causes the sperm to not reach the penis to be ejaculated






9. Castration tool that uses a band around the testicles which cuts off circulation and eventually the testicles fall off






10. 1-2 days






11. Male on one pin and female on other side






12. 24 hours before end of estrus cycle






13. Animals which have many estrous periods per year (ex: cow - sow)






14. Standing to be mounted (last one able to notice); mounting other animals; social behavior-restless - gregarious - activity - vocalizing; frequent urination; mucous discharge






15. 1. reproduction - 2. mastitis/udder problems - 3. low milk production - 4. soundness/poor feet and legs (living on concrete)






16. 24 hours before end of estrus cycle






17. Constitute 50-90% of the volume of the ejaculate. (3 glands total: seminal vesicles - prostate gland - cowper's gland)






18. When are steers and heifers weaned from bottle feeding?






19. Animals which have many estrous periods during certain periods per year (ex: mare - ewe)






20. Birthing process (termination of gestation)






21. Can survive ~7 days in cow. vast majority <48 hours






22. Supply nutrients for the sperm following ejaculation and deposition into the female reproductive tract






23. Cleans and lubricates the urethra ahead of the sperm. (if not - the urine in the urethra has a high salt content and would cause sperm to rupture and die)






24. Can produce 200 calves naturally (~100 bulls) - top 1-2% will grade like him. everything left to chance if no AI performed






25. To remove/separate testicles from animal's body before animal reaches puberty






26. Supply nutrients for the sperm following ejaculation and deposition into the female reproductive tract






27. Located directly in front of the cervix. fertilized egg implants here. connected to two uterine horns. implantation occurs on the same side as ovulation occurred.






28. 19-23 (21) days






29. Important 'landmark' during palpation






30. 1-3 days






31. FEED






32. Knife-loose ~1wk of growth. band-loose ~2wks of growth.






33. Failure to have both testis (gonads) descend






34. Superior genes are _______ to multiply






35. (male) pushes the testes outward toward the legs for a cool-down off of the body






36. Larger the cow - more milk is produced; smaller the cow - less milk is produced






37. Small tubes located at the upper ends of the uterine horns. connects uterine horn to infundibulum. passageway of the egg.






38. (FSH) causes egg to mature in females






39. Birthing process (termination of gestation)






40. 45-60 days after breeding; re-breed as required






41. (male) pushes the testes upward toward the body for warmth or protection






42. (FSH) causes egg to mature in females






43. 1. to eliminate breeding the females at an early age - 2. makes animals less lean and provides a better cut for the market






44. Not being bred back into herd. horses are seasonal breeders vs. cows as anytime breeders






45. Cleans and lubricates the urethra. secretion is thick - viscous - and very slippery.

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46. Failure to have both testis (gonads) descend






47. Castration tool that uses a band around the testicles which cuts off circulation and eventually the testicles fall off






48. Pulls sperm and egg together - gets body ready for pregnany - stimulates growth cells - develops mammary glands - starts to deposit fat.






49. 19-23 (21) days






50. (LH) causes female's egg to break (her period)